Task

At first, determine the base class and its derived classes. Provide passing arguments to base class constructors; use of abstract functions; define the general methods display(), get(), set(), etc., as well as specific to this class. Create derived classes in which to add properties and methods. Create an array of objects of the base class and fill them with objects of derived classes. Use overriding and overloading methods and friend function

Create a base class Person and derivative classes Schoolboy and Student. Create an array of objects of the base class and fill this array with objects. Show separately students and schoolchildren.